ArchiveBox/archivebox/core/forms.py
2021-04-01 02:34:16 -04:00

96 lines
3 KiB
Python

__package__ = 'archivebox.core'
from django import forms
from ..util import URL_REGEX
from ..parsers import PARSERS
from ..vendor.taggit_utils import edit_string_for_tags, parse_tags
PARSER_CHOICES = [
(parser_key, parser[0])
for parser_key, parser in PARSERS.items()
]
DEPTH_CHOICES = (
('0', 'depth = 0 (archive just these URLs)'),
('1', 'depth = 1 (archive these URLs and all URLs one hop away)'),
)
from ..extractors import get_default_archive_methods
ARCHIVE_METHODS = [
(name, name)
for name, _, _ in get_default_archive_methods()
]
class AddLinkForm(forms.Form):
url = forms.RegexField(label="URLs (one per line)", regex=URL_REGEX, min_length='6', strip=True, widget=forms.Textarea, required=True)
parser = forms.ChoiceField(label="URLs format", choices=[('auto', 'Auto-detect parser'), *PARSER_CHOICES], initial='auto')
tag = forms.CharField(label="Tags (comma separated tag1,tag2,tag3)", strip=True, required=False)
depth = forms.ChoiceField(label="Archive depth", choices=DEPTH_CHOICES, initial='0', widget=forms.RadioSelect(attrs={"class": "depth-selection"}))
archive_methods = forms.MultipleChoiceField(
label="Archive methods (select at least 1, otherwise all will be used by default)",
required=False,
widget=forms.SelectMultiple,
choices=ARCHIVE_METHODS,
)
# TODO: hook these up to the view and put them
# in a collapsible UI section labeled "Advanced"
#
# exclude_patterns = forms.CharField(
# label="Exclude patterns",
# min_length='1',
# required=False,
# initial=URL_BLACKLIST,
# )
# timeout = forms.IntegerField(
# initial=TIMEOUT,
# )
# overwrite = forms.BooleanField(
# label="Overwrite any existing Snapshots",
# initial=False,
# )
# index_only = forms.BooleanField(
# label="Add URLs to index without Snapshotting",
# initial=False,
# )
class TagWidgetMixin:
def format_value(self, value):
if value is not None and not isinstance(value, str):
value = edit_string_for_tags(value)
return super().format_value(value)
class TagWidget(TagWidgetMixin, forms.TextInput):
pass
class TagField(forms.CharField):
widget = TagWidget
def clean(self, value):
value = super().clean(value)
try:
return parse_tags(value)
except ValueError:
raise forms.ValidationError(
"Please provide a comma-separated list of tags."
)
def has_changed(self, initial_value, data_value):
# Always return False if the field is disabled since self.bound_data
# always uses the initial value in this case.
if self.disabled:
return False
try:
data_value = self.clean(data_value)
except forms.ValidationError:
pass
if initial_value is None:
initial_value = []
initial_value = [tag.name for tag in initial_value]
initial_value.sort()
return initial_value != data_value